libvirt/tests/viridentitytest.c

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/*
* Copyright (C) 2013, 2014 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; If not, see
* <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#if WITH_SELINUX
# include <selinux/selinux.h>
#endif
#include "testutils.h"
#include "viridentity.h"
#include "virerror.h"
#include "viralloc.h"
#include "virlog.h"
#include "virlockspace.h"
#define VIR_FROM_THIS VIR_FROM_NONE
VIR_LOG_INIT("tests.identitytest");
static int testIdentityAttrs(const void *data G_GNUC_UNUSED)
{
g_autoptr(virIdentity) ident = virIdentityNew();
const char *val;
int rc;
if (virIdentitySetUserName(ident, "fred") < 0)
return -1;
if ((rc = virIdentityGetUserName(ident, &val)) < 0)
return -1;
if (STRNEQ_NULLABLE(val, "fred") || rc != 1) {
VIR_DEBUG("Expected 'fred' got '%s'", NULLSTR(val));
return -1;
}
if ((rc = virIdentityGetGroupName(ident, &val)) < 0)
return -1;
if (val != NULL || rc != 0) {
VIR_DEBUG("Unexpected groupname attribute");
return -1;
}
if (virIdentitySetUserName(ident, "joe") >= 0) {
VIR_DEBUG("Unexpectedly overwrote attribute");
return -1;
}
if ((rc = virIdentityGetUserName(ident, &val)) < 0)
return -1;
if (STRNEQ_NULLABLE(val, "fred") || rc != 1) {
VIR_DEBUG("Expected 'fred' got '%s'", NULLSTR(val));
return -1;
}
return 0;
}
static int testIdentityGetSystem(const void *data)
{
const char *context = data;
g_autoptr(virIdentity) ident = NULL;
const char *val;
int rc;
#if !WITH_SELINUX
if (context) {
VIR_DEBUG("libvirt not compiled with SELinux, skipping this test");
return EXIT_AM_SKIP;
}
#endif
if (!(ident = virIdentityGetSystem())) {
VIR_DEBUG("Unable to get system identity");
return -1;
}
if ((rc = virIdentityGetSELinuxContext(ident, &val)) < 0)
return -1;
if (context == NULL) {
if (val != NULL || rc != 0) {
VIR_DEBUG("Unexpected SELinux context %s", NULLSTR(val));
return -1;
}
} else {
if (STRNEQ_NULLABLE(val, context) || rc != 1) {
VIR_DEBUG("Want SELinux context '%s' got '%s'",
context, val);
return -1;
}
}
return 0;
}
static int testSetFakeSELinuxContext(const void *data G_GNUC_UNUSED)
{
#if WITH_SELINUX
return setcon_raw(data);
#else
VIR_DEBUG("libvirt not compiled with SELinux, skipping this test");
return EXIT_AM_SKIP;
#endif
}
static int testDisableFakeSELinux(const void *data G_GNUC_UNUSED)
{
#if WITH_SELINUX
return security_disable();
#else
VIR_DEBUG("libvirt not compiled with SELinux, skipping this test");
return EXIT_AM_SKIP;
#endif
}
static int
mymain(void)
{
const char *context = "unconfined_u:unconfined_r:unconfined_t:s0";
int ret = 0;
if (virTestRun("Identity attributes ", testIdentityAttrs, NULL) < 0)
ret = -1;
if (virTestRun("Setting fake SELinux context ", testSetFakeSELinuxContext, context) < 0)
ret = -1;
if (virTestRun("System identity (fake SELinux enabled) ", testIdentityGetSystem, context) < 0)
ret = -1;
if (virTestRun("Disabling fake SELinux ", testDisableFakeSELinux, NULL) < 0)
ret = -1;
if (virTestRun("System identity (fake SELinux disabled) ", testIdentityGetSystem, NULL) < 0)
ret = -1;
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
#if WITH_SELINUX
VIR_TEST_MAIN_PRELOAD(mymain, abs_builddir "/libsecurityselinuxhelper.so")
#else
VIR_TEST_MAIN(mymain)
#endif